PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ???Vitamin D deficiency is a well-known risk factor for rickets, and some evidence suggests it may increase susceptibility to autoimmune diseases such as multiple sclerosis (MS), rheumatoid arthritis and type 1 diabetes, as well as certain cancers and even dementia.???
http://www.w3.org/ns/prov#wasQuotedFrom
  • mercola.com